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Journal Articles

Reliability Analysis for Rotate Vector Reducer by Combining Polynomial Chaos Expansion and Saddlepoint Approximation Considering Multi-Failure Modes

Shunqi Yang, Huipeng Xiao, Pan Lu, Guohua Xu, Hao Li, Xiaoling Zhang
Journal: Journal of Verification, Validation and Uncertainty Quantification
Publisher: ASME
Article Type: Research-Article
J. Verif. Valid. Uncert. June 2024, 9(2): 021007.
Paper No: VVUQ-23-1055
https://doi.org/10.1115/1.4065690
Published Online: August 2, 2024
View Article titled, Reliability Analysis for Rotate Vector Reducer by Combining Polynomial Chaos Expansion and Saddlepoint Approximation Considering Multi-Failure Modes
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Topics: Approximation, Chaos, Errors, Event history analysis, Failure, Failure mechanisms, Gears, Polynomials, Reliability, Simulation
Journal Articles

Sparse Identification of Nonlinear Dynamics-Based Feature Extraction for Data Driven Model Predictive Control of a Buck Boost Switch Mode Power Supply

Declan P. Mallamo, Michael H. Azarian, Michael G. Pecht
Journal: Journal of Verification, Validation and Uncertainty Quantification
Publisher: ASME
Article Type: Research-Article
J. Verif. Valid. Uncert. June 2024, 9(2): 021008.
Paper No: VVUQ-23-1056
https://doi.org/10.1115/1.4065827
Published Online: August 2, 2024
View Article titled, Sparse Identification of Nonlinear Dynamics-Based Feature Extraction for Data Driven Model Predictive Control of a Buck Boost Switch Mode Power Supply
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Topics: Algorithms, Cycles, Dynamics (Mechanics), Errors, Heat conduction, Inductors, Modeling, Nonlinear dynamics, Predictive control, Signals
Journal Articles

Posterior Covariance Matrix Approximations

Abigail C. Schmid, Stephen A. Andrews
Journal: Journal of Verification, Validation and Uncertainty Quantification
Publisher: ASME
Article Type: Research-Article
J. Verif. Valid. Uncert. March 2024, 9(1): 011003.
Paper No: VVUQ-23-1048
https://doi.org/10.1115/1.4065378
Published Online: May 13, 2024
View Article titled, Posterior Covariance Matrix Approximations
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Topics: Approximation, Calibration, Chain, Equations of state, Inverse problems, Specific heat, Thermal expansion, Uncertainty, Variational techniques, Temperature
Journal Articles

Analytic Solutions as a Tool for Verification and Validation of a Multiphysics Model

I. L. Tregillis, Aaron Koskelo
Journal: Journal of Verification, Validation and Uncertainty Quantification
Publisher: ASME
Article Type: Research-Article
J. Verif. Valid. Uncert. December 2019, 4(4): 041004.
Paper No: VVUQ-19-1016
https://doi.org/10.1115/1.4045747
Published Online: January 16, 2020
View Article titled, Analytic Solutions as a Tool for Verification and Validation of a Multiphysics Model
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Topics: Sensors, Simulation, Uncertainty, Particulate matter, Measurement uncertainty, Boundary-value problems, Approximation, Computer simulation
Journal Articles

Leveraging Adapted Polynomial Chaos Metamodels for Real-Time Bayesian Updating

Ziad G. Ghauch
Journal: Journal of Verification, Validation and Uncertainty Quantification
Publisher: ASME
Article Type: Research-Article
J. Verif. Valid. Uncert. December 2019, 4(4): 041003.
Paper No: VVUQ-19-1031
https://doi.org/10.1115/1.4045693
Published Online: January 6, 2020
View Article titled, Leveraging Adapted Polynomial Chaos Metamodels for Real-Time Bayesian Updating
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Topics: Approximation, Chaos, Decision making, Polynomials, Response surface methodology, Uncertainty, Thermal diffusion, Robots, Uncertainty quantification
Journal Articles

Estimating Physics Models and Quantifying Their Uncertainty Using Optimization With a Bayesian Objective Function

Stephen A. Andrews, Andrew M. Fraser
Journal: Journal of Verification, Validation and Uncertainty Quantification
Publisher: ASME
Article Type: Research-Article
J. Verif. Valid. Uncert. March 2019, 4(1): 011002.
Paper No: VVUQ-18-1024
https://doi.org/10.1115/1.4043807
Published Online: June 18, 2019
View Article titled, Estimating Physics Models and Quantifying Their Uncertainty Using Optimization With a Bayesian Objective Function
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Topics: Eigenfunctions, Optimization, Physics, Probability, Simulation, Uncertainty, Cylinders, Explosions, Splines, Approximation
Journal Articles

Dynamic Model Validation Metric Based on Wavelet Thresholded Signals

Andrew D. Atkinson, Raymond R. Hill, Joseph J. Pignatiello, Jr., G. Geoffrey Vining, Edward D. White, Eric Chicken
Journal: Journal of Verification, Validation and Uncertainty Quantification
Publisher: ASME
Article Type: Research-Article
J. Verif. Valid. Uncert. June 2017, 2(2): 021002.
Paper No: VVUQ-16-1034
https://doi.org/10.1115/1.4036965
Published Online: June 14, 2017
View Article titled, Dynamic Model Validation Metric Based on Wavelet Thresholded Signals
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Topics: Approximation, Signals, Simulation, Wavelets, Errors, Noise (Sound)
Journal Articles

Computationally Efficient Variational Approximations for Bayesian Inverse Problems

Panagiotis Tsilifis, Ilias Bilionis, Ioannis Katsounaros, Nicholas Zabaras
Journal: Journal of Verification, Validation and Uncertainty Quantification
Publisher: ASME
Article Type: Research-Article
J. Verif. Valid. Uncert. September 2016, 1(3): 031004.
Paper No: VVUQ-15-1041
https://doi.org/10.1115/1.4034102
Published Online: July 26, 2016
View Article titled, Computationally Efficient Variational Approximations for Bayesian Inverse Problems
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Topics: Approximation, Computation, Inverse problems, Noise (Sound), Optimization, Probability, Algorithms, Density, Chain, Dynamic systems
Journal Articles

Reliability Analysis With Model Uncertainty Coupling With Parameter and Experiment Uncertainties: A Case Study of 2014 Verification and Validation Challenge Problem

Zhimin Xi, Ren-Jye Yang
Journal: Journal of Verification, Validation and Uncertainty Quantification
Publisher: ASME
Article Type: Research-Article
J. Verif. Valid. Uncert. March 2016, 1(1): 011005.
Paper No: VVUQ-15-1011
https://doi.org/10.1115/1.4031984
Published Online: December 14, 2015
View Article titled, Reliability Analysis With Model Uncertainty Coupling With Parameter and Experiment Uncertainties: A Case Study of 2014 Verification and Validation Challenge Problem
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Topics: Design, Event history analysis, Modeling, Uncertainty, Uncertainty quantification, Approximation, Displacement, Calibration, Stress, Probability